WO2024000979A1 - Boîte de vitesses entièrement automatique à engrenages multiples pour machines de port - Google Patents

Boîte de vitesses entièrement automatique à engrenages multiples pour machines de port Download PDF

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Publication number
WO2024000979A1
WO2024000979A1 PCT/CN2022/129431 CN2022129431W WO2024000979A1 WO 2024000979 A1 WO2024000979 A1 WO 2024000979A1 CN 2022129431 W CN2022129431 W CN 2022129431W WO 2024000979 A1 WO2024000979 A1 WO 2024000979A1
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WO
WIPO (PCT)
Prior art keywords
clutch
gear
combined state
intermediate shaft
floating
Prior art date
Application number
PCT/CN2022/129431
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English (en)
Chinese (zh)
Inventor
詹东安
石国国
张海军
朱浩月
王伟丽
张刚
Original Assignee
江苏汇智高端工程机械创新中心有限公司
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Publication date
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Publication of WO2024000979A1 publication Critical patent/WO2024000979A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H57/022—Adjustment of gear shafts or bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/02—Selector apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications

Definitions

  • the invention relates to the technical field of port machinery, and in particular to a multi-speed fully automatic transmission for port machinery.
  • the existing port machinery gearbox is arranged at an angle. Although it can achieve a smaller shaft drop and meet the needs of a low chassis and limited space, it has changed the lubrication system and oil level of the oil pool of the original gearbox, and the lubrication system and oil level need to be re-designed. Design and verification of sump oil levels.
  • the present invention provides a multi-speed fully automatic transmission for port machinery.
  • the position of the output shaft is raised and the input shaft and the output shaft are brought closer. It can adapt to port machinery with low chassis and limited installation space, and can achieve a maximum of 8 forward gears and 4 reverse gears, and can be flexibly adjusted within the speed ratio range of 0.6 to 7.2.
  • a multi-speed fully automatic transmission for port machinery including a housing and a transmission assembly.
  • the housing is formed with a cavity one and a cavity two.
  • the transmission assembly includes a first partial assembly and a second partial assembly.
  • the third partial assembly is A part of the components is installed in the first cavity, and the second part of the components is installed in the second cavity,
  • the first component includes an input shaft S1, an intermediate shaft S2, an intermediate shaft S3, an intermediate shaft S4-1 and an intermediate shaft S5-1.
  • the second component includes an intermediate shaft S4-2, an intermediate shaft S5-2 and an output shaft S6.
  • intermediate shaft S4-1 and the intermediate shaft S4-2 are coaxially fixedly connected to form an intermediate shaft S4, and the intermediate shaft S5-1 and the intermediate shaft S5-2 are coaxially fixedly connected to form an intermediate shaft S5.
  • the axis center line of the intermediate shaft S3 and the axis center line of the output shaft S6 are the same straight line
  • a gear transmission network is provided from the input shaft S1 through these intermediate shafts to the output shaft S6,
  • the gearbox has at least a first working mode and a second working mode.
  • the first working mode has four forward gears and four reverse gears
  • the second working mode has eight forward gears and four reverse gears.
  • the gear transmission network includes clutch CF, clutch CR, clutch C1, clutch C2, clutch C3, clutch C4, floating gear Z1, floating gear Z2, fixed gear Z3, fixed gear Z4, floating gear Z5, floating gear Z6, fixed gear Z7, floating gear Z8, floating gear Z9, fixed gear Z10, fixed gear Z11, fixed gear Z12, fixed gear Z13 and fixed gear Z14, the floating gear Z1 is installed on the input shaft S1 through the clutch CR, the floating gear Z2 is installed on the input shaft S1 through the clutch CF, and the fixed gear Z3 and the fixed gear Z4 are fixedly installed on the input shaft S1.
  • the floating gear Z5 is installed on the intermediate shaft S5-1 through the clutch C4
  • the floating gear Z6 is installed on the intermediate shaft S5-1 through the clutch C3
  • the fixed gear Z5 is installed on the intermediate shaft S5-1 through the clutch C4.
  • Gear Z7 is fixedly installed on the intermediate shaft S5-2
  • the floating gear Z8 is installed on the intermediate shaft S4-1 through the clutch C2
  • the floating gear Z9 is installed on the intermediate shaft through the clutch C1.
  • the fixed gear Z10 is fixedly installed on the intermediate shaft S4-2
  • the fixed gear Z11 and the fixed gear Z12 are fixedly installed on the output shaft S6, the fixed gear Z13 and
  • the fixed gear Z14 is fixedly installed on the intermediate shaft S2.
  • the clutch CF when realizing the forward gear, the clutch CF is in a combined state, one of the clutch C1, the clutch C2, the clutch C3 and the clutch C4 is in a combined state, and the gears are engaged through four times. .
  • the clutch CR is in a combined state, and one of the clutch C1, the clutch C2, the clutch C3 and the clutch C4 is in a combined state and is engaged through three gears.
  • the clutch CF and the clutch C1 when realizing the first forward gear, the clutch CF and the clutch C1 are in a combined state; when realizing the second forward gear, the clutch CF and the clutch C2 are in a combined state; when realizing the third forward gear, the clutch CF and the clutch C2 are in a combined state; The clutch CF and the clutch C3 are in a combined state; when the fourth forward gear is realized, the clutch CF and the clutch C4 are in a combined state; when the first reverse gear is realized, the clutch CR and the clutch C1 are in a combined state; to realize When the second gear is reversed, the clutch CR and the clutch C2 are in a combined state; when the third gear is reversed, the clutch CR and the clutch C3 are in a combined state; when the fourth gear is reversed, the clutch CR and the clutch C2 are in a combined state. Clutch C4 is engaged.
  • the gear transmission network includes clutch CFH, clutch CF, clutch CR, clutch C1, clutch C2, clutch C3, clutch C4, floating gear Z1, floating gear Z2 , fixed gear Z3, fixed gear Z4, floating gear Z5, floating gear Z6, fixed gear Z7, floating gear Z8, floating gear Z9, fixed gear Z10, fixed gear Z11, fixed gear Z12, fixed gear Z13, fixed gear Z14, fixed Gear Z15 and floating gear Z16, the floating gear Z1 is installed on the input shaft S1 through the clutch CR, the floating gear Z2 is installed on the input shaft S1 through the clutch CF, and the fixed gear Z3
  • the fixed gear Z4 is fixedly installed on the intermediate shaft S3, the floating gear Z5 is installed on the intermediate shaft S5-1 through the clutch C4, and the floating gear Z6 is installed on the intermediate shaft S3 through the clutch C3.
  • the fixed gear Z7 is fixedly installed on the intermediate shaft S5-2
  • the floating gear Z8 is installed on the intermediate shaft S4-1 through the clutch C2
  • the floating gear Z9 is installed on the intermediate shaft S4-1 through the clutch C1
  • the fixed gear Z10 is fixedly installed on the intermediate shaft S4-2
  • the fixed gear Z11 and the fixed gear Z12 are fixedly installed on the On the output shaft S6
  • the fixed gear Z13 and the fixed gear Z14 are fixedly installed on the intermediate shaft S2
  • the fixed gear Z15 is fixedly installed on the input shaft S1
  • the floating gear Z16 is installed through the clutch CFH. on the intermediate shaft S2.
  • one of the clutch CFH and the clutch CF is in a combined state
  • one of the clutch C1, the clutch C2, the clutch C3 and the clutch C4 is in a combined state. combined state and through four gear meshes.
  • the clutch CR is in a combined state, and one of the clutch C1, the clutch C2, the clutch C3 and the clutch C4 is in a combined state and is engaged through three gears.
  • the clutch CF and the clutch C1 when realizing the first forward gear, the clutch CF and the clutch C1 are in a combined state; when realizing the second forward gear, the clutch CFH and the clutch C1 are in a combined state; when realizing the third forward gear, the clutch CFH and the clutch C1 are in a combined state; The clutch CF and the clutch C2 are in a combined state; when the 4th forward gear is achieved, the clutch CFH and the clutch C2 are in a combined state; when the 5th forward gear is achieved, the clutch CF and the clutch C3 are in a combined state; to achieve When the 6th gear is forward, the clutch CFH and the clutch C3 are in a combined state; when the 7th gear is forward, the clutch CF and the clutch C4 are in a combined state; when the 8th gear is forward, the clutch CFH and the clutch C3 are in a combined state.
  • Clutch C4 is in a combined state; when achieving the first reverse gear, the clutch CR and the clutch C1 are in a combined state; when achieving the second reverse gear, the clutch CR and the clutch C2 are in a combined state; when achieving the third reverse gear, The clutch CR and the clutch C3 are in a combined state; when the fourth reverse gear is realized, the clutch CR and the clutch C4 are in a combined state.
  • the input shaft S1 and the output shaft S6 are parallel and located in the same vertical plane, and the vertical distance between the input shaft S1 and the output shaft S6 is 200 to 300 mm.
  • the technical solution of the present invention has the following beneficial effects: the multi-speed fully automatic transmission for port machinery of the present invention, through the design of cavity one and cavity two, raises the position of the output shaft and brings it closer
  • the distance between the input shaft and the output shaft that is, reducing the shaft drop, can adapt to port machinery with low chassis and limited installation space, and can achieve a maximum of 8 forward gears and 4 reverse gears, and can be used in the speed ratio range of 0.6 to 7.2.
  • Flexible adjustment can be used in the speed ratio range of 0.6 to 7.2.
  • Figure 1 is a transmission schematic diagram of the multi-speed fully automatic transmission for port machinery of the present invention in the first working mode
  • Figure 2 is an end-face topology diagram of the gear transmission network of the multi-speed fully automatic transmission for port machinery of the present invention in the first working mode;
  • Figure 3 is a transmission schematic diagram of the multi-speed fully automatic transmission for port machinery of the present invention in the second working mode.
  • a multi-speed fully automatic gearbox for port machinery of the present invention includes a housing and a transmission assembly.
  • the housing is formed with a cavity one and a cavity two.
  • the transmission assembly includes a first component and a second component.
  • the first component is installed In cavity one, the second part of the assembly is installed in cavity two.
  • the first part of the assembly includes the input shaft S1, the intermediate shaft S2, the intermediate shaft S3, the intermediate shaft S4-1 and the intermediate shaft S5-1.
  • the second part of the assembly includes the intermediate shaft.
  • Shaft S4-2, intermediate shaft S5-2 and output shaft S6, intermediate shaft S4-1 and intermediate shaft S4-2 are coaxially fixed to form intermediate shaft S4, intermediate shaft S5-1 and intermediate shaft S5-2 are coaxially fixed. After connection, the intermediate shaft S5 is formed.
  • the axis center line of the intermediate shaft S3 and the axis center line of the output shaft S6 are the same straight line.
  • a gear transmission network is provided from the input shaft S1 through these intermediate shafts to the output shaft S6.
  • the gearbox has at least The first working mode and the second working mode, the first working mode has four forward gears and four reverse gears, and the second working mode has eight forward gears and four reverse gears.
  • the gear transmission network includes clutch CF, clutch CR, clutch C1, clutch C2, clutch C3, clutch C4, floating gear Z1, floating gear Z2, fixed gear Z3, Fixed gear Z4, floating gear Z5, floating gear Z6, fixed gear Z7, floating gear Z8, floating gear Z9, fixed gear Z10, fixed gear Z11, fixed gear Z12, fixed gear Z13 and fixed gear Z14, floating gear Z1 passes clutch CR Installed on the input shaft S1, the floating gear Z2 is installed on the input shaft S1 through the clutch CF, the fixed gear Z3 and the fixed gear Z4 are fixedly installed on the intermediate shaft S3, and the floating gear Z5 is installed on the intermediate shaft S5-1 through the clutch C4.
  • the floating gear Z6 is installed on the intermediate shaft S5-1 through the clutch C3, the fixed gear Z7 is fixedly installed on the intermediate shaft S5-2, the floating gear Z8 is installed on the intermediate shaft S4-1 through the clutch C2, and the floating gear Z9 is installed through the clutch C1.
  • the fixed gear Z10 is fixedly installed on the intermediate shaft S4-2, the fixed gear Z11 and the fixed gear Z12 are fixedly installed on the output shaft S6, the fixed gear Z13 and the fixed gear Z14 are fixedly installed on the intermediate shaft S2 .
  • the floating gear Z1 meshes with the fixed gear Z3, the floating gear Z2 meshes with the fixed gear Z14, the fixed gear Z3 meshes with the floating gear Z8, the fixed gear Z3 meshes with the fixed gear Z13, the fixed gear Z3 meshes with the floating gear Z5, and the fixed gear Z4 meshes with the floating gear Z1.
  • Gear Z9 meshes, fixed gear Z4 meshes with floating gear Z6, fixed gear Z7 meshes with fixed gear Z11, fixed gear Z10 meshes with fixed gear Z12.
  • the clutch CF when the forward gear is realized, the clutch CF is in the combined state, and one of the clutch C1, clutch C2, clutch C3 and clutch C4 is in the combined state, and engages through four gears; when the reverse gear is realized, the clutch CR is in the combined state, One of the clutch C1, the clutch C2, the clutch C3 and the clutch C4 is in a combined state and is engaged through three gears.
  • the clutch CF and the clutch C1 are in a combined state; when the second forward gear is achieved, the clutch CF and the clutch C2 are in a combined state; when the third forward gear is achieved, the clutch CF and the clutch C3 are in a combined state; to achieve When the 4th gear is forward, the clutch CF and the clutch C4 are in a combined state; when the 1st gear is reversed, the clutch CR and the clutch C1 are in a combined state; when the 2nd gear is reversed, the clutch CR and the clutch C2 are in a combined state; when the 3rd gear is reversed, the clutch CR and the clutch C2 are in a combined state; Clutch CR and clutch C3 are in a combined state; when realizing the fourth gear reverse, clutch CR and clutch C4 are in a combined state.
  • the gear transmission network when the gearbox is in the second working mode, the gear transmission network includes clutch CFH, clutch CF, clutch CR, clutch C1, clutch C2, clutch C3, clutch C4, floating gear Z1, floating gear Z2, fixed gear Z3 , fixed gear Z4, floating gear Z5, floating gear Z6, fixed gear Z7, floating gear Z8, floating gear Z9, fixed gear Z10, fixed gear Z11, fixed gear Z12, fixed gear Z13, fixed gear Z14, fixed gear Z15 and floating Gear Z16, floating gear Z1 is installed on the input shaft S1 through clutch CR, floating gear Z2 is installed on the input shaft S1 through clutch CF, fixed gear Z3 and fixed gear Z4 are fixedly installed on the intermediate shaft S3, floating gear Z5 through clutch C4 Installed on the intermediate shaft S5-1, the floating gear Z6 is installed on the intermediate shaft S5-1 through the clutch C3, the fixed gear Z7 is fixedly installed on the intermediate shaft S5-2, and the floating gear Z8 is installed on the intermediate shaft S4-1 through the clutch C2 On the top, floating gear Z
  • the floating gear Z1 meshes with the fixed gear Z3, the floating gear Z2 meshes with the fixed gear Z14, the fixed gear Z3 meshes with the floating gear Z8, the fixed gear Z3 meshes with the fixed gear Z13, the fixed gear Z3 meshes with the floating gear Z5, and the fixed gear Z4 meshes with the floating gear Z1.
  • Gear Z9 meshes, fixed gear Z4 meshes with floating gear Z6, fixed gear Z7 meshes with fixed gear Z11, fixed gear Z10 meshes with fixed gear Z12, fixed gear Z15 meshes with floating gear Z16.
  • the clutch CF and the clutch C1 are in a combined state; when the second forward gear is achieved, the clutch CFH and the clutch C1 are in a combined state; when the third forward gear is achieved, the clutch CF and the clutch C2 are in a combined state; to achieve When the 4th forward gear is achieved, the clutch CFH and the clutch C2 are in the combined state; when the 5th forward gear is achieved, the clutch CF and the clutch C3 are in the combined state; when the 6th forward gear is achieved, the clutch CFH and the clutch C3 are in the combined state; when the 7th forward gear is achieved, the clutch CFH and the clutch C3 are in the combined state.
  • Clutch CF and clutch C4 are in a combined state; when achieving 8th forward gear, clutch CFH and clutch C4 are in a combined state; when achieving 1st gear in reverse, clutch CR and clutch C1 are in a combined state; when achieving 2nd gear in reverse, clutch CR and clutch C2 are in a combined state In the combined state; when realizing the 3rd reverse gear, the clutch CR and the clutch C3 are in the combined state; when realizing the 4th reverse gear, the clutch CR and the clutch C4 are in the combined state.
  • the input shaft S1 and the output shaft S6 in the gearbox of the present invention are parallel and located in the same vertical plane.
  • the vertical distance between the input shaft S1 and the output shaft S6 is 200 ⁇ 300mm.
  • the shaft drop between the output shaft and the input shaft of the gearbox in traditional technology ranges from 540 to 585 mm. It can be seen that the gearbox of the present invention greatly reduces the shaft drop and is more adaptable to port machinery with low chassis and small tire radius.
  • the number of forward gears can be between 5 forward gears and 8 forward gears
  • the number of reverse gears can be between 2 gears backward and 4 gears backward. choose.
  • the multi-speed fully automatic transmission for port machinery of the present invention raises the position of the output shaft and shortens the distance between the input shaft and the output shaft through the design of cavity one and cavity two. That is to say, the shaft drop is reduced, which can adapt to port machinery with low chassis and limited installation space, and can achieve a maximum of 8 forward gears and 4 reverse gears, and can be flexibly adjusted within the speed ratio range of 0.6 to 7.2.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)
  • General Details Of Gearings (AREA)

Abstract

L'invention concerne une boîte de vitesses entièrement automatique à engrenages multiples pour machines de port, comprenant un boîtier et un ensemble de transmission. Une première cavité et une seconde cavité sont formées dans le logement ; l'ensemble de transmission comprend un premier ensemble de partie et un second ensemble de partie, le premier ensemble de partie est monté dans la première cavité, et le second ensemble de partie est monté dans la seconde cavité ; le premier ensemble de parties comprend un arbre d'entrée (S1) et des arbres intermédiaires (S2, S3, S4-1, S5-1) ; le second ensemble partie comprend des arbres intermédiaires (S4-2, S5-2) et un arbre de sortie (S6) ; un réseau de transmission à engrenages est disposé de l'arbre d'entrée à l'arbre de sortie par l'intermédiaire de ces arbres intermédiaires ; la boîte de vitesses a au moins un premier mode de fonctionnement et un second mode de fonctionnement ; le premier mode de fonctionnement est réglé pour avoir quatre engrenages avant et quatre engrenages arrière ; le second mode de fonctionnement est réglé pour avoir huit engrenages avant et quatre engrenages arrière. Selon la boîte de vitesses, au moyen de la conception de la première cavité et de la seconde cavité, la position de l'arbre de sortie est élevée, et la distance entre l'arbre d'entrée et l'arbre de sortie est raccourcie ; la boîte de vitesses peut être adaptée à des machines de port ayant un châssis bas et un espace de montage limité, au plus huit engrenages avant et quatre engrenages arrière peuvent être obtenus, et le rapport de vitesse peut être ajusté de manière flexible.
PCT/CN2022/129431 2022-06-28 2022-11-03 Boîte de vitesses entièrement automatique à engrenages multiples pour machines de port WO2024000979A1 (fr)

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CN202210743511.7 2022-06-28
CN202210743511.7A CN115163791A (zh) 2022-06-28 2022-06-28 一种港口机械用多挡全自动变速箱

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WO2024000979A1 true WO2024000979A1 (fr) 2024-01-04

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115163791A (zh) * 2022-06-28 2022-10-11 江苏汇智高端工程机械创新中心有限公司 一种港口机械用多挡全自动变速箱

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5743141A (en) * 1996-10-04 1998-04-28 New Venture Gear, Inc. Compact transaxle
JP2013213569A (ja) * 2012-04-04 2013-10-17 Aisin Ai Co Ltd 車両用手動変速機
CN104373526A (zh) * 2014-08-21 2015-02-25 徐工集团工程机械股份有限公司科技分公司 一种动力换挡变速器
CN106369133A (zh) * 2016-09-09 2017-02-01 广西柳工机械股份有限公司 多档液力变速器
KR20190080476A (ko) * 2017-12-28 2019-07-08 현대자동차주식회사 차량용 동력전달장치
CN209414562U (zh) * 2018-11-08 2019-09-20 山东五征集团有限公司 多挡位动力换挡传动箱
CN111609096A (zh) * 2020-05-14 2020-09-01 江苏汇智高端工程机械创新中心有限公司 一种模块化设计变速箱及挡位实现方法
CN111734792A (zh) * 2020-06-04 2020-10-02 江苏汇智高端工程机械创新中心有限公司 工程机械动力换挡变速箱
CN115163791A (zh) * 2022-06-28 2022-10-11 江苏汇智高端工程机械创新中心有限公司 一种港口机械用多挡全自动变速箱

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5743141A (en) * 1996-10-04 1998-04-28 New Venture Gear, Inc. Compact transaxle
JP2013213569A (ja) * 2012-04-04 2013-10-17 Aisin Ai Co Ltd 車両用手動変速機
CN104373526A (zh) * 2014-08-21 2015-02-25 徐工集团工程机械股份有限公司科技分公司 一种动力换挡变速器
CN106369133A (zh) * 2016-09-09 2017-02-01 广西柳工机械股份有限公司 多档液力变速器
KR20190080476A (ko) * 2017-12-28 2019-07-08 현대자동차주식회사 차량용 동력전달장치
CN209414562U (zh) * 2018-11-08 2019-09-20 山东五征集团有限公司 多挡位动力换挡传动箱
CN111609096A (zh) * 2020-05-14 2020-09-01 江苏汇智高端工程机械创新中心有限公司 一种模块化设计变速箱及挡位实现方法
CN111734792A (zh) * 2020-06-04 2020-10-02 江苏汇智高端工程机械创新中心有限公司 工程机械动力换挡变速箱
CN115163791A (zh) * 2022-06-28 2022-10-11 江苏汇智高端工程机械创新中心有限公司 一种港口机械用多挡全自动变速箱

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